(19)
(11) EP 4 103 813 A1

(12)

(43) Date of publication:
21.12.2022 Bulletin 2022/51

(21) Application number: 21703923.9

(22) Date of filing: 08.02.2021
(51) International Patent Classification (IPC): 
E21B 43/01(2006.01)
E21B 41/00(2006.01)
F16L 53/38(2018.01)
 E21B 36/04(2006.01)
F16L 53/34(2018.01)
(52) Cooperative Patent Classification (CPC):
E21B 36/04; E21B 41/0007; E21B 43/01; F16L 53/38
(86) International application number:
PCT/EP2021/052964
(87) International publication number:
WO 2021/160562 (19.08.2021 Gazette 2021/33)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 11.02.2020 NO 20200170

(71) Applicant: FMC Kongsberg Subsea AS
3601 Kongsberg (NO)

(72) Inventors:
  • MOE, Sigurd
    3610 Kongsberg (NO)
  • TAOUIL, Rafael
    78230 Le Pecq (FR)
  • ANDERSSON, Jonny Emil
    3615 Kongsberg (NO)
  • GATHERAR, Nicholas
    Midlothian EH14 5EE (GB)

(74) Representative: Onsagers AS 
P.O. Box 1813 Vika
0123 Oslo
0123 Oslo (NO)

   


(54) SUBSEA HYDROCARBON FLOWLINE SYSTEM AND RELATED METHOD AND USE